There exists 4,000 minerals and almost two hundred varieties of gemstones on earth. It’s likely that you’ve never heard about most of these gemstones because of their rarity. They take millions of years to be formed. In this list, we comes with the Top 10 Rarest Gemstones in the world. The following are world’s unique, expensive and most valuable gemstones.
Top 10 Rarest Gemstones in the world
Poudretteite is an extremely rare gemstone. It was first discovered in Mont St. Hilaire in Quebec, Canada in 1960’s. It was named in honor of the Poudrette family who are the operators of the quarry where the gemstone was discovered. It has an hexagonal shape and a very pale pink color. Its price is a whopping $3,000 per carat, making it one of the most expensive gemstone on earth.